Inventions That Shook The World

Documentary
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There are no inadequacies

Go on a decade-by-decade voyage of discovery through life-changing inventions, like the radio that made the world smaller, the machine gun that made it more dangerous, or the parking meter that made it more expensive.

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Inventions That Shook The World
Mobsters, jazz, and turbulent economic times mark the 1920s. Silent film makes the transition to the talkies as sound comes to the silver screen. Criminals find that there's one less place to hide with the invention of the lie detector.
S1E3 45 min